Style de citation APA (7e éd.)

Akhtar, S., & O'Neil, M. K. (2015). Hopelessness: Developmental, cultural, and clinical realms. Karnac Books.

Style de citation Chicago (17e éd.)

Akhtar, Salman, et Mary Kay O'Neil. Hopelessness: Developmental, Cultural, and Clinical Realms. London: Karnac Books, 2015.

Style de citation MLA (8e éd.)

Akhtar, Salman, et Mary Kay O'Neil. Hopelessness: Developmental, Cultural, and Clinical Realms. Karnac Books, 2015.